A few fat files are better than a lot of thin ones.
The pursuit of excellence is gratifying and healthy. The pursuit of perfection is frustrating, neurotic, and a terrible waste of time.
If you are too busy to exercise, you are too busy.
The precise statement of any problem is the most important step in its solution.
Once you start something, finish it. Don't accumulate a backlog of unfinished projects.
Success doesn't mean the absence of failures; it means the attainment of ultimate objectives.